minor code quality improvements

Author: qubard

src/networking/connection.py

@@ -214,7 +214,6 @@ def on_disconnect(self):
         # Terminate the server threads if there is one
         if self.server:
             self.server.stop()
-            # Forcibly destroy the server's socket
             self.server.destroy_socket()
 
     def initialize_connection(self):

src/networking/packet_handler/serverbound/login_handler.py

@@ -55,7 +55,7 @@ def setup(self):
             unknown_packet = self.read_packet_from_stream().packet_buffer
 
             print("Unknown packet", unknown_packet, flush=True)
-        except:
+        except (EOFError, ValueError):
             # Fail to join
             return False
 

src/networking/packets/clientbound/__init__.py

@@ -76,12 +76,6 @@ class ChunkData(Packet):
     def read_fields(self, packet_buffer):
         self.ChunkX = Integer.read(packet_buffer)
         self.ChunkZ = Integer.read(packet_buffer)
-        self.GroundUpContinuous = Boolean.read(packet_buffer)
-        self.PrimaryBitMask = VarInt.read(packet_buffer)
-        self.Data = VarIntPrefixedByteArray.read(packet_buffer)
-
-        self.NumBlockEnts = VarInt.read(packet_buffer)
-
 
 
 class UnloadChunk(Packet):